# RHSA-2022:5767: firefox security update

RHSA-2022:5767, released August 1, 2022, fixes 3 CVEs in firefox (version 0:91.12.0-2.el9_0). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2022-5767
- Platform: Linux
- Released: Aug 1, 2022
- Priority: High (Closes CVE-2022-2505, high severity)
- CVEs: 3, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2022:5767

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [firefox](https://patchblox.com/security/data/product/linux/firefox.md) | RHEL 9 | 0:91.12.0-2.el9_0 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-2505](https://patchblox.com/security/data/cve/CVE-2022-2505.md) | High | Mozilla Thunderbird and 4 others: Out-of-bounds Write | 8.8 | 0.0080 |  |
| [CVE-2022-36319](https://patchblox.com/security/data/cve/CVE-2022-36319.md) | High | Mozilla Thunderbird and 4 others: Improper Restriction of Rendered UI Layers or Frames | 8.8 | 0.0074 |  |
| [CVE-2022-36318](https://patchblox.com/security/data/cve/CVE-2022-36318.md) | High | Mozilla Thunderbird and 4 others: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | 8.8 | 0.0053 |  |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo